<template>
  <div id="app">
    <el-radio-group v-model='radioValue' @change='handleRadioChange'>
      <el-radio label='usa'>美国</el-radio>
      <el-radio label='cn'>中国</el-radio>
    </el-radio-group>
  </div>
</template>
<script>
export default {
  data(){
    return {
      radioValue:'usa'
    }
  },
   methods:{
      handleRadioChange:function(label){
        console.log('选中值：',label)
      }
    }
}
</script>
<style>
*{
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
</style>
